The best truck GPS specialize on features specific to truck travel like heeding truck restricted routes, alerting the driver when he crosses the speed limit for trucks and incorporating truck friendly POIs.

GPS devices for trucks also have relatively large screens as big as 5" and 7", to enhance clarity while manoeuvring large vehicles.

The market for truck GPS is led by Garmin devices which available in the $200 to $500 price range and typically support route planning with inbuilt US and Canada maps with external data card support.

Scroll down to check out our list of truck perfect GPS device and their specs. You can also click on the model you like to buy it online from Amazon and Shopping.com.